29th International Sweetener Symposium Set for Aug. 3-8 The 29th International Sweetener Symposium, hosted by the American Sugar Alliance (ASA), is scheduled for August 3-8 at the Coeur d’Alene Golf & Spa Resort in Coeur d’Alene, Idaho. Traditionally, about 400 people attend the International Sweetener Symposium to hear about timely issues of significance affecting the sweetener industry, and to interact with industry colleagues.